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<br />A. TERPIS AND CONDITIONS <br />5. Effluent Limitations <br /> <br />PART I <br />Page 2c of 17 <br />Permit No.: CO-0027154 <br />Beginning January 1, 1984* and lasting through December 31, 1935 the <br />permittee is authorized [o discharge within the limitations specified <br />below, from outfall(s) serial number(s) 005, the outfall of Sediment <br />Pond D as shown in Figure 1 on Page 17a of the permit. <br />a.Effective during periods of no precipitation <br />Effluent parameter Discharge limitations <br />' Maximum Concentration <br />30-day avg. a Daily Max. b/ <br />i <br />'Flow - (MGD) n/a n/a <br />,Total Suspended Solids (mg/1) 35 70 <br />Total Iron (mg/1) 1.0 2.0 <br />.Hexavalent Chromium (mg/L) .025 .OS <br />.Total Copper (mg/1) .O1 .02 <br />(Total Silver (mg/1) .0001 .0002 <br />Total Mercury (mg/1) .00005 .0001 <br />Total Zinc (mg/1) .OS .10 <br />Salinity N/A N/A <br />pH - (Standard Units) shall remain between 6.5 and 9.0 b/. <br />Oil and grease shall not er:ceed 10 mg/1 b/ in any grab sample nor shall there <br />be a visible sheen. <br />i <br />*Compliance with the effluent limitations for discharge point 005 shall begin <br />~on January 1, 1954. This date is [he time specified by the permittee for <br />discharge to commence from the underground mine. The limitations are designed <br />to become effective at the time when mine discharge goes to pond D or to <br />Foidel Creek if pond D is not used. <br />Modified <br />(Added) <br />